Patent Assignment
Reel/Frame 017731/0069
Assignment of Assignor's Interest
Recorded: 2006-03-27
Pages: 7
Assignors
BISHOP, FLOYD ROMAINE
Executed: 2003-02-14
TRAWEEK, MARVIN BRYCE
Executed: 2003-02-14
ROSS, RICHARD J.
Executed: 2003-02-14
WALKER, DAVID J.
Executed: 2003-02-19
TURNER, DEWAYNE M.
Executed: 2003-02-19
Assignee
BJ SERVICES COMPANY
4601 WESTWAY PARK BLVD., HOUSTON, TEXAS, 77041
Covered Property
(1)
Bi-Directional Ball Seat System and Method
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jul 1, 2010
From: BJ SERVICES COMPANY
To: BSA ACQUISITION LLC
Reel/Frame 024611/0751 →
Change of Name
Jul 14, 2010
From: BSA ACQUISITION LLC
To: BJ SERVICES COMPANY LLC
Reel/Frame 024678/0810 →
Assignment of Assignor's Interest
Jul 22, 2010
From: BJ SERVICES COMPANY LLC
To: BJ SERVICES COMPANY, U.S.A.
Reel/Frame 024723/0305 →
Assignment of Assignor's Interest
Jun 29, 2011
From: BJ SERVICES COMPANY, U.S.A.
To: BAKER HUGHES INCORPORATED
Reel/Frame 026519/0520 →